Update magnus requirement from 0.6 to 0.7

Updates the requirements on [magnus](https://github.com/matsadler/magnus) to permit the latest version.
- [Release notes](https://github.com/matsadler/magnus/releases)
- [Changelog](https://github.com/matsadler/magnus/blob/main/CHANGELOG.md)
- [Commits](matsadler/magnus@0.6.0...0.7.1)

---
updated-dependencies:
- dependency-name: magnus
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -15,7 +15,7 @@ exclude = ["replays/*", "build-doc.sh", ".travis.yml", "CoH3Rec.bt"]
 
 [dependencies]
 byteorder = "1"
-magnus = { version = "0.6", optional = true }
+magnus = { version = "0.7", optional = true }
 nom = "7"
 nom_locate = "4"
 nom-tracable = "0.9"